🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.12

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 0.61 AU - 0.95 AU

Year: 241 Days

Day: 12.9 Hours

Environment

Temp: 150 °C

Axial Tilt: 39.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.73

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 0.89 AU - 1.19 AU

Year: 371 Days

Day: 17.6 Hours

Environment

Temp: 159 °C

Axial Tilt: 44.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.03

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 1.31 AU - 1.75 AU

Year: 662 Days

Day: 36.2 Hours

Environment

Temp: 4 °C

Axial Tilt: 2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 38,965,535 km

• M1: 260,599 km (0.1 R)
• M2: 1,103,883 km (0.112 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.12

Radius: 0.43

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 1.45 AU - 1.97 AU

Year: 782 Days

Day: 35.3 Hours

Environment

Temp: -36 °C

Axial Tilt: 31.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.76

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 3.54 AU - 4.2 AU

Year: 2663 Days

Day: 25.7 Hours

Environment

Temp: -109 °C

Axial Tilt: 40 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 38,965,535 km

• M1: 1,554,172 km (0.109 R)
• M2: 2,168,272 km (0.103 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.19

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 3.67 AU - 5.47 AU

Year: 3418 Days

Day: 35.4 Hours

Environment

Temp: -122 °C

Axial Tilt: 19 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 38,965,535 km

• M1: 61,335 km (0.114 R)

Planet 7 - Terrestrial

Semi-Major Axis: 4.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.38

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 4.13 AU - 5.43 AU

Year: 3656 Days

Day: 42.6 Hours

Environment

Temp: -135 °C

Axial Tilt: 33.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.8 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 8.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 438.2

Radius: 9.2

Gravity: 5.18 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 7.67 AU - 9.97 AU

Year: 9164 Days

Day: 12.6 Hours

Environment

Temp: -170 °C

Axial Tilt: 8.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 38,965,535 km

• M1: 114,442 km (0.091 R)
• M2: 425,157 km (0.097 R)
• M3: 913,594 km (0.103 R)
• M4: 1,497,923 km (0.116 R)
• M5: 1,988,156 km (0.082 R)
• M6: 3,203,339 km (0.086 R)
• M7: 3,726,034 km (0.098 R)
• M8: 5,483,211 km (0.091 R)
• M9: 5,800,807 km (0.104 R)
• M10: 6,973,954 km (0.095 R)
• M11: 8,422,659 km (0.115 R)
• M12: 8,889,554 km (0.113 R)
• M13: 12,276,600 km (0.108 R)
• M14: 15,794,094 km (0.064 R)
• M15: 19,709,370 km (0.046 R)
• M16: 20,006,172 km (0.084 R)
• M17: 22,009,288 km (0.102 R)
• M18: 23,059,465 km (0.106 R)
• M19: 23,722,183 km (0.094 R)
• M20: 25,874,897 km (0.083 R)
• M21: 29,198,812 km (0.088 R)
• M22: 29,488,134 km (0.098 R)
• M23: 30,072,314 km (0.118 R)
• M24: 30,565,089 km (0.085 R)
• M25: 31,364,540 km (0.088 R)
• M26: 31,973,403 km (0.055 R)
• M27: 33,529,670 km (0.04 R)
• M28: 35,463,222 km (0.106 R)

Kuiper Belt

Range: 31.4 - 47.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 185 - 18,339 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit